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PHP实用小程序(三)

时间:2015-08-25 23:13:09      阅读:207      评论:0      收藏:0      [点我收藏+]

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<HTML>
<HEAD>
<TITLE>给数组增加元素</TITLE>
</HEAD>
<?
    $Cities[] = "<B>北京</B>";    //等同于$Cities[0] = "北京"
    $Cities[] = "<B>天津</B>";    //等同于$Cities[1] = "天津"
    $Cities[] = "<B>上海</B>";    //等同于$Cities[2] = "上海"
    $Cities[] = "<B>深圳</B>";    //等同于$Cities[3] = "深圳"
    /* 
    ** 统计元素个数 
    */
    $indexLimit = count($Cities);   //把数组中元素的个数赋给$indexLimit
    /* 
    ** 打印所有数组 
    */
    for($index=0; $index < $indexLimit; $index++)
    {
        print("第 $index 个城市是 $Cities[$index]。 <BR>\n");
    }
?>
</BODY>
</HTML>
<HTML>
<HEAD>
<TITLE>初始化数组</TITLE>
</HEAD>
<FONT SIZE=5>
<?
    $monthName = array(1=>"January", "February", "March",//初始化一个数组
        "April", "May", "June", "July", "August",
        "September", "October", "November", "December");
    print(" 英语的“5月”是<B> $monthName[5] </B>。<BR>\n");//打印数组中的第6个元素
?>
</FONT>
</BODY>
</HTML>
<HTML>
<HEAD>
<TITLE>获取数组中的元素</TITLE>
</HEAD>
<?
    $monthName = array(
    /*定义$monthName[1]到$monthName[12]*/
        1=>"January", "February", "March",
        "April", "May", "June", 
        "July", "August", "September", 
        "October", "November", "December",
    /*定义$monthName["Jan"]到$monthName["Dec"]*/
        "Jan"=>"January", "Feb"=>"February",
        "Mar"=>"March", "Apr"=>"April", 
        "May"=>"May", "Jun"=>"June", 
        "Jul"=>"July", "Aug"=>"August",
        "Sep"=>"September", "Oct"=>"October", 
        "Nov"=>"November", "Dec"=>"December",
    /*定义$monthName["Jan"]到$monthName["Dec"]*/
        "January"=>"January", "February"=>"February",
        "March"=>"March", "April"=>"April", 
        "May"=>"May", "June"=>"June", 
        "July"=>"July", "August"=>"August",
        "September"=>"September", "October"=>"October", 
        "November"=>"November", "December"=>"December"
        );
    /*打印相关的元素*/
    print("Month <B>5</B> is <B>" . $monthName[5]. "</B><BR>\n");
    print("Month <B>Aug</B> is <B>" . $monthName["Aug"] . "</B><BR>\n");
    print("Month <B>June</B> is <B>" . $monthName["June"] . "</B><BR>\n");
?>
</BODY>
</HTML>
<HTML>
<HEAD>
<TITLE>创建一个多维数组</TITLE>
</HEAD>
<?
    $Cities = array(                //二维数组array()
        "华北地区"=>array(
            "北京市",
            "天津市",
            "石家庄"
            ),
        "西北地区"=>array(
            "西安",
            "拉萨"
            )
        );
    print("华北地区: ".$Cities["华北地区"][0]); //打印$Cities["华北地区"][0]
?>
</BODY>
</HTML>
<HTML>
<HEAD>
<TITLE>PHP 4.0实现表格状打印</TITLE>
</HEAD>
<BODY>
<?
    /* 
    ** 数据表格化 
    */

    print("<TABLE bgcolor=‘ffccoo‘ BORDER=\"1\">\n"); // 表格开始
    

    for($Row=1; $Row <= 12; $Row ++)
    {
        print("<TR>\n"); // 开始行

        // do each column
        for($Column=1; $Column <= 12; $Column ++)
        {
            print("<TD>");//开始列
            print($Row * $Column);//表格元素乘积
            print("</TD>");
        }

        print("</TR>\n"); // 行结束

    }
    
    print("</TABLE>\n"); // 表格结束

?>
</BODY>
</HTML>
<HTML>
<HEAD>
<TITLE>实现背景颜色的改变</TITLE>
</HEAD>
<BODY>
<?
    print("<HTML>\n");
    print("<HEAD>\n");
    print("<TITLE>改变背景颜色</TITLE>\n");
    print("</HEAD>\n");
    /* 
    ** 第一次被浏览的时候
    ** 使用白色为默认的颜色。
    */
    if($inputColor == "")
    {
        $inputColor = "FFFFFF";
    }
    /* 
    ** 使用背景颜色打开网页 
    */
    print("<BODY BGCOLOR=\"#$inputColor\">\n");
    /* 
    ** 表单提交到本页 
    */
    print("<FORM ACTION=\"37.php\" METHOD=\"post\">\n");
    /* 
    ** 得到颜色的数据
    */
    print("<B>请填写HTML颜色代码:</B> ");
    print("<INPUT ");
    print("TYPE=\"text\" ");
    print("NAME=\"inputColor\" ");
    print("VALUE=\"$inputColor\">\n");
    /* 
    ** 提交的按钮 
    */
    print("<INPUT ");
    print("TYPE=\"submit\" ");
    print("NAME=\"Submit_Button\" ");
    print("VALUE=\"提交颜色\">\n");
    print("</FORM>\n");
    print("</BODY>\n");
    print("</HTML>\n");
?>
</BODY>
</HTML>
<HTML>
<HEAD>
<TITLE>文件上传</TITLE>
</HEAD>
<BODY>
<?
    //检查是否有文件上传
    if(isset($UploadedFile))
    {
        //unlink($UploadedFile);
        print("本地 File: $UploadedFile <BR>\n");
        print("名称: $UploadedFile_name <BR>\n");
        print("大小: $UploadedFile_size <BR>\n");
        print("类型: $UploadedFile_type <BR>\n");
        print("<HR>\n");
    }
?>
<FORM ENCTYPE="multipart/form-data" ACTION="38.php" METHOD="post"> 
<INPUT TYPE="hidden" name="MAX_FILE_SIZE" value="4096"> 
<INPUT NAME="UploadedFile" TYPE="file"  size=‘15‘> 
<INPUT TYPE="submit" VALUE="上传文件"> 
</FORM>
</BODY>
</HTML>
<HTML>
<HEAD>
<TITLE>查看PHP的环境变量</TITLE>
</HEAD>
<BODY>
<?
    print("你正在用文件的名字为: ");
    print(__FILE__);
    print(" <BR>\n");
    print("<hr>");
    print("你的操作系统为: ");
    print(PHP_OS);
    print("<hr>");
    print("你的php的版本为: ");
    print(PHP_VERSION)
?>
</BODY>
</HTML>
<HTML>
<HEAD>
<TITLE>使用文件包含</TITLE>
</HEAD>
<BODY>
<?
    /*
    ** 取得月份名称数组
    */
    include("40-2.php");        //这里包含文件
    //print("这里时被包含进来的");
    echo("Month 5 is " . $monthName[5] . "<BR>\n");
    echo("Month Aug is " . $monthName["Aug"] . "<BR>\n");
    print("Month June is " . $monthName["June"] . "<BR>\n");
    MyCounter(999)//这里调用包含文件中的函数
?>
</BODY>
</HTML>
<?
function MyCounter($counter) {//一个简单的函数
    print("<hr>");
    print($counter);//打印传入的参数
    print("<hr>");
}
?>
<HTML>
<HEAD>
<TITLE>打开本地或者远程文件</TITLE>
</HEAD>
<BODY>
<?
    print("<H3>通过http协议打开文件</H3>\n");
    // 通过 http 协议打开文件
    if(!($myFile = fopen("http://xlj/php/jiang/data.txt", "r")))
    {
        print("文件不能打开");
        exit;
    }
    while(!feof($myFile))               //循环
    {
                            // 按行读取文件中的内容
        $myLine = fgetss($myFile, 255);
        print("$myLine <BR>\n");
    }
    // 关闭文件的句柄
    fclose($myFile);
?>
</BODY>
</HTML>
<HTML>
<HEAD>
<TITLE>读取文件内容</TITLE>
</HEAD>
<BODY>
<?
    // 打开文件同时打印文件的每一个字符
    if($myFile = fopen("data.txt", "r"))
    {
    while(!feof($myFile))
    {
        $myCharacter = fgetc($myFile);
        print($myCharacter);
    }
    fclose($myFile);
    }   
?>
<? print("<hr>");?>
<?
    // 打开文件同时打印文件的每一行
    if($myFile = fopen("data.txt", "r"))
    {
        while(!feof($myFile))
        {
            $myLine = fgets($myFile, 255);
            print($myLine);
        }
    fclose($myFile);
    }   
?>
<? print("<hr>");?>
<?
    /* 打开文件同时打印文件的每一行,
    同时去掉取回字符串中的 HTML 语言
    */
    if($myFile = fopen("data.txt", "r"))
    {
        while(!feof($myFile))
        {
            $myLine = fgetss($myFile, 255);
            print($myLine);
        }
        fclose($myFile);
    }   
?>
</BODY>
</HTML>
<HTML>
<HEAD>
<TITLE>访问文件常见属性</TITLE>
</HEAD>
<BODY>
<BR>
<?
    print("文件的所有者(UID 值):");
    print(fileowner("data.txt")."<br>");
    print("文件的大小:");
    print(filesize("data.txt")."<br>");
    print("文件的类型:");
    print(filetype("data.txt")."<br>");
?>
</BODY>
</HTML>
<HTML>
<HEAD>
<TITLE>调用文本文件内容</TITLE>
</HEAD>
<BODY>
<CENTER>
<?
    // 打开文件同时,打印每一行
    $myFile = file( "data.txt");
    for($index = 0; $index < count($myFile); $index++)
    {
        print($myFile[$index]."<BR>");
    }
?>
</CENTER>
</BODY>
</HTML>
<HTML>
<HEAD>
<TITLE>PHP判断文件是否存在</TITLE>
</HEAD>
<BODY>
<?
print("data.txt文件是否存在?"."<br>");
    if(file_exists("data.txt"))
    {
        print("这个文件存在");        //文件存在
        print(fileinode("data.txt"));
    }
    else
    {
        print("文件不存在");     //文件不存在
    }
?>
</BODY>
</HTML>

 

PHP实用小程序(三)

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原文地址:http://www.cnblogs.com/yxhblogs/p/4758743.html

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